.sk-wave {
	position: absolute;
	left: 50%;
	top: 50%;
	margin-top:-25px;
	margin-left: -35px;
	width: 70px;
	height: 50px;
	text-align: center;
	font-size: 10px;
}
.sk-wave .sk-rect {
	background-color: #333;
	height: 100%;
	width: 6px;
	display: inline-block;
	-webkit-animation: sk-waveStretchDelay 1.2s infinite ease-in-out;
	animation: sk-waveStretchDelay 1.2s infinite ease-in-out;
}
.sk-wave .sk-rect1 {
	-webkit-animation-delay: -1.2s;
	animation-delay: -1.2s;
}
.sk-wave .sk-rect2 {
	-webkit-animation-delay: -1.1s;
	animation-delay: -1.1s;
}
.sk-wave .sk-rect3 {
	-webkit-animation-delay: -1s;
	animation-delay: -1s;
}
.sk-wave .sk-rect4 {
	-webkit-animation-delay: -0.9s;
	animation-delay: -0.9s;
}
.sk-wave .sk-rect5 {
	-webkit-animation-delay: -0.8s;
	animation-delay: -0.8s;
}
@-webkit-keyframes sk-waveStretchDelay {
	0%, 40%, 100% {
		-webkit-transform: scaleY(0.4);
		transform: scaleY(0.4);
	}
	20% {
		-webkit-transform: scaleY(1);
		transform: scaleY(1);
	}
}
@keyframes sk-waveStretchDelay {
	0%, 40%, 100% {
		-webkit-transform: scaleY(0.4);
		transform: scaleY(0.4);
	}
	20% {
		-webkit-transform: scaleY(1);
		transform: scaleY(1);
	}
}